diff options
| author | Luciano Coelho <coelho@ti.com> | 2011-03-10 15:24:57 +0200 |
|---|---|---|
| committer | Luciano Coelho <coelho@ti.com> | 2011-04-19 16:49:03 +0300 |
| commit | e7ddf549f3f2da156f5c12921e6699024e80a3f4 (patch) | |
| tree | df8f0e4d2ac9e23ec96117ffca35517a3cd94ac6 /drivers/net/wireless/wl12xx/tx.c | |
| parent | 0830ceedbfde20c9110c59597fdffbf51886565a (diff) | |
wl12xx: use 1 spare TX block instead of two
All the new firmware versions (>=6.1.3.50.58 for STA and >=6.2.0.0.47
for AP) use 1 spare TX block. We still want to support older
firmwares that require 2 spare blocks, so added a quirk to handle the
difference.
Also implemented a generic way of setting quirks that depend on the
firmware revision.
Signed-off-by: Luciano Coelho <coelho@ti.com>
Diffstat (limited to 'drivers/net/wireless/wl12xx/tx.c')
| -rw-r--r-- | drivers/net/wireless/wl12xx/tx.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/net/wireless/wl12xx/tx.c b/drivers/net/wireless/wl12xx/tx.c index 75222a681296..109878c3246e 100644 --- a/drivers/net/wireless/wl12xx/tx.c +++ b/drivers/net/wireless/wl12xx/tx.c @@ -135,6 +135,12 @@ static int wl1271_tx_allocate(struct wl1271 *wl, struct sk_buff *skb, u32 extra, u32 len; u32 total_blocks; int id, ret = -EBUSY; + u32 spare_blocks; + + if (unlikely(wl->quirks & WL12XX_QUIRK_USE_2_SPARE_BLOCKS)) + spare_blocks = 2; + else + spare_blocks = 1; if (buf_offset + total_len > WL1271_AGGR_BUFFER_SIZE) return -EAGAIN; @@ -152,7 +158,7 @@ static int wl1271_tx_allocate(struct wl1271 *wl, struct sk_buff *skb, u32 extra, len = total_len; total_blocks = (len + TX_HW_BLOCK_SIZE - 1) / TX_HW_BLOCK_SIZE + - TX_HW_BLOCK_SPARE; + spare_blocks; if (total_blocks <= wl->tx_blocks_available) { desc = (struct wl1271_tx_hw_descr *)skb_push( @@ -162,7 +168,7 @@ static int wl1271_tx_allocate(struct wl1271 *wl, struct sk_buff *skb, u32 extra, if (wl->chip.id == CHIP_ID_1283_PG20) { desc->wl128x_mem.total_mem_blocks = total_blocks; } else { - desc->wl127x_mem.extra_blocks = TX_HW_BLOCK_SPARE; + desc->wl127x_mem.extra_blocks = spare_blocks; desc->wl127x_mem.total_mem_blocks = total_blocks; } |